Very strange.
I have freebsd 7.0-RELEASE-p10 with dummynet in use and about 700 Mbit/s
traffic passing through. dummynet process CPU usage is 0% to 10%.
Let me see your ipfw rules.
What FreeBSD version do you have?
What about swi: net and taskq (irq) processes?
Hardware configuration?
ipfw rules:
00010 68893 4016154 allow tcp from any to me dst-port 22
00020 74773 24184400 allow tcp from me 22 to any
00030 0 0 allow ip from 10.0.1.0/28 to me
00040 59053707 88088134092 allow ip from me to 10.0.1.0/28
00500 172527273 8241845066 allow ip from table(111) to any
00510 6826373984 4635126371384 skipto 10000 ip from any to table(111)
01000 6155688044 1067046574713 pipe tablearg ip from table(17) to any
in via bge1
01010 0 0 ngtee 21 ip from table(23) to any in
via bge1
01020 6095478668 1046703088138 ngtee 31 ip from table(24) to any in
via bge1
01030 20156002 8768866847 ngtee 41 ip from table(30) to any in
via bge1
15000 12300189888 2098823866830 nat tablearg ip from table(24) to any
15010 0 0 nat tablearg ip from table(23) to any
15020 40322035 17538211139 nat tablearg ip from table(30) to any
15030 6826373494 4635126305893 nat tablearg ip from any to table(111)
15040 6498744726 4605209022143 pipe tablearg ip from any to table(18)
out via bge0
15050 0 0 ngtee 21 ip from any to table(23) out
via bge0
15060 6391831428 4515717639848 ngtee 31 ip from any to table(24) out
via bge0
15070 12348264 7632683598 ngtee 41 ip from any to table(30) out
via bge0
65000 25551327312 11269101015139 allow ip from any to any
65535 79 17383 deny ip from any to any
My router configuration:
FreeBSD nat3 7.1-STABLE FreeBSD 7.1-STABLE #3: Tue Mar 17 16:09:20 MSK
2009 r...@nat3:/usr/src/sys/amd64/compile/nat3 amd64
2 x CPU: Intel(R) Xeon(R) CPU X5472 @ 3.00GHz (2992.51-MHz
K8-class CPU)
2 gigabit bge pci-e cards.
polling is disabled.
kern.hz=1000
top -SH
81 processes: 7 running, 58 sleeping, 16 waiting
CPU: 0.8% user, 0.0% nice, 13.0% system, 11.4% interrupt, 74.8% idle
Mem: 31M Active, 1320M Inact, 529M Wired, 43M Cache, 63M Buf, 55M Free
Swap: 4062M Total, 4062M Free
PID USERNAME PRI NICE SIZE RES STATE C TIME CPU COMMAND
13 root 171 ki31 0K 16K RUN 1 134.9H 100.00% idle: cpu1
11 root 171 ki31 0K 16K CPU3 3 120.6H 96.39% idle: cpu3
14 root 171 ki31 0K 16K RUN 0 107.1H 71.09% idle: cpu0
12 root 171 ki31 0K 16K CPU2 2 119.7H 65.28% idle: cpu2
42 root -68 - 0K 16K - 2 45.8H 46.09% dummynet
25 root -68 - 0K 16K CPU0 0 35.8H 35.69% irq256: bge0
26 root -68 - 0K 16K WAIT 1 383:21 4.88% irq257: bge1
16 root -32 - 0K 16K WAIT 1 153:17 1.17% swi4: clock sio
Regards,
Andrey Kropachev
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